Unit 1 In the library 1
Unit 2 Water sports 9
Unit 3 Make our world more beautiful! 17
Unit 4 Travel 23
Unit 5 Have a good time! 29
Unit 6 Mainly revision 35
Unit 7 A man who never gave up 43
Unit 8 Merry Christmas! 49
Unit 9 What is it made of? 56
Unit 10 When was it built? 60
Unit 11 Planting trees 65
Unit 12 Mainly revision 71
Unit 13 The world s population 76
Unit 14 Shopping 81
Unit 15 A doctor for animals 85
Unit 16 The football match 91
Unit 17 The missing necklace 96
Unit 18 Mainly revision 100